MyData is structural MRI data coming from fmri_dataset function. There are two chunks, and similar to clf.predictions (in tutorial), I'm wondering whether I can get each predicted label, because I want to compare AUC in R.
Thanks Arman On Fri, Jan 31, 2014 at 8:48 PM, Yaroslav Halchenko <[email protected]>wrote: > > On Fri, 31 Jan 2014, Arman Eshaghi wrote: > > > Dear all, > > I have the following�snippet� and�according�to documentations I can > get > > different statistics from 'results' object.� > > However, I was wondering how I can get individual (subject by subject) > > > > labels, or in other word how I can see the predictions for each > subject?� > > Hopefully I will add it somewhere in�documentation�for posterity. > > All the best, > > Arman > > � �baseclf= LinearNuSVMC(nu=0.3) > > � �metaclf=MappedClassifier(baseclf, SVDMapper()) > > � �cvte=CrossValidation(metaclf, HalfPartitioner(attr='chunks'), > > errorfx=lambda p, t: np.mean(p == t), � � �enable_ca=['stats']) > > � �results=cvte(MyData) > > #cvte.predictions() does not work > > and your MyData is the one containing the subjects or where do they > come? (not sure since you do partitioning still based on chunks > attribute not e.g. based on 'subjects' ;-) ) > > -- > Yaroslav O. Halchenko, Ph.D. > http://neuro.debian.net http://www.pymvpa.org http://www.fail2ban.org > Senior Research Associate, Psychological and Brain Sciences Dept. > Dartmouth College, 419 Moore Hall, Hinman Box 6207, Hanover, NH 03755 > Phone: +1 (603) 646-9834 Fax: +1 (603) 646-1419 > WWW: http://www.linkedin.com/in/yarik > > _______________________________________________ > Pkg-ExpPsy-PyMVPA mailing list > [email protected] > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-exppsy-pymvpa
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